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Assay Detail

CHEMBL878663

Review assay metadata, readout intent, target linkage, and publication context from the same page.

Functional
Antagonist potency against muscarinic receptors was assed by antagonism of carbachol induced inhibition of electrically stimulated guinea pig atria
7
Total Activities
7
Compounds Tested
1
Activity Types
0
Assay Parameters

Assay Information

Assay Type Functional
Organism Cavia porcellus
Confidence 8 — Homologous single protein target
Curated By Expert

Target

Muscarinic acetylcholine receptor M2 (CHEMBL211)
Type SINGLE PROTEIN
Organism Homo sapiens

Publication

Structure-activity relationships among methoctramine-related polymethylene tetraamines. Chain-length and substituent effects on M-2 muscarinic receptor blocking activity.
Melchiorre C, Quaglia W, Picchio MT, Giardinà D, Brasili L, Angeli P.
J Med Chem (1989) 32 : 79 -84
PubMed 2909747 · DOI

Activity Statistics

Type Count Avg pChEMBL Best pChEMBL
Kd 7 7.47 8.87

Compounds Tested

Compound Name Phase Activities Best pChEMBL
CHEMBL517712 ATROPINE 4.0 1 8.87
CHEMBL170793 1 8.05
CHEMBL114885 1 7.99
CHEMBL169523 1 7.27
CHEMBL294613 1 6.79
CHEMBL168235 1 6.78
CHEMBL169290 1 6.54

Activity Data

Compound Name Type Rel. Value Units pChEMBL
CHEMBL517712 ATROPINE Kd = 1.349 nM 8.87
CHEMBL170793 Kd = 8.913 nM 8.05
CHEMBL114885 Kd = 10.23 nM 7.99
CHEMBL169523 Kd = 53.7 nM 7.27
CHEMBL294613 Kd = 162.18 nM 6.79
CHEMBL168235 Kd = 165.96 nM 6.78
CHEMBL169290 Kd = 288.4 nM 6.54